Re: How to identify whether the stats were reset?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Tomas Vondra <tv(at)fuzzy(dot)cz>
Cc: Postgres General <pgsql-general(at)postgresql(dot)org>
Subject: Re: How to identify whether the stats were reset?
Date: 2010-11-19 04:56:32
Message-ID: 18599.1290142592@sss.pgh.pa.us
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Tomas Vondra <tv(at)fuzzy(dot)cz> writes:
> We need to identify whether the stats were reset between the snapshots,
> because then the collected data are useless (and the scripts that do the
> analysis are quite confused).

The stats are never reset automatically. If you have a DBA who randomly
resets them, fire him ;-)

regards, tom lane

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